The researchers from Exercise 2 want to test if the proportions of satisfied employees are the same
Question:
In Exercise 2
Data collected from 422 employees at non-profit organizations revealed that 377 of them were "highly satisfied." From the for-profit companies, 431 out 518 employees reported the same level of satisfaction.
a) What is the difference in the proportions of the two types of companies?
b) What is the pooled proportion of satisfied employees in both types of companies combined?
c) What is the standard error of the difference in part a?
d) What is the value of the z-statistic?
e) What do you conclude at ( = 0.05?
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a Non For 377422 431518 0061 b pooled 377 431422 518 808940 0860 c d 006100228 268 e Since th...View the full answer
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Related Book For
Stats Data and Models
ISBN: 978-0321986498
4th edition
Authors: Richard D. De Veaux, Paul D. Velleman, David E. Bock
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